Copyright

1995 Sun Microsystems, Inc

2550 Garcia Avenue, Mountain View, California 94043-1100 U.S.A.

All rights reserved. This product and related documentation are protected by copyright and distributed under licenses restricting its use, copying, distribution, and decompilation. No part of this product or related documentation may be reproduced in any form by any means without prior written authorization of Sun and its licensors, if any.

RESTRICTED RIGHTS LEGEND: Use, duplication, or disclosure by the United States Government is subject to the restrictions set forth in DFARS 252.227-7013 (c)(1)(ii) and FAR 52.227-19.

The products described may be protected by one or more U.S. patents, foreign patents, or pending applications.

TRADEMARKS ”Sun, Sun Microsystems, SunSoft, the Sun logo, Solaris, SunOS, Sun-2, Sun-4, OpenWindows, SunSolve, SunService, and NFS are trademarks or registered trademarks of Sun Microsystems, Inc. UNIX is a registered trademark in the United States and other countries exclusively licensed through X/Open Company, Ltd. OPEN LOOK is a registered trademark of Novell, Inc. Adobe, PostScript, and Display PostScript are registered trademarks of Adobe Systems Incorporated. FrameMaker is a registered trademark of Frame Technology Corporation. Intel is a registered trademark of Intel Corporation. MS-DOS is a trademark of Microsoft Corporation. All other product names mentioned herein are the trademarks of their respective owners .

All SPARC trademarks are trademarks or registered trademarks of SPARC International, Inc. SPARCenter and SPARCstation are licensed exclusively to Sun Microsystems, Inc. Products bearing SPARC trademarks are based upon an architecture developed by Sun Microsystems, Inc.

The OPEN LOOK and Sun Graphical User Interfaces were developed by Sun Microsystems, Inc. for its users and licensees. Sun acknowledges the pioneering efforts of Xerox in researching and developing the concept of visual or graphical user interfaces for the computer industry. Sun holds a non-exclusive license from Xerox to the Xerox Graphical User Interface, which license also covers Sun's licensees who implement OPEN LOOK GUIs and otherwise comply with Sun's written license agreements.

The publisher offers discounts on this book when ordered in bulk quantities . For more information, contact: Corporate Sales Department, Prentice Hall PTR, One Lake Street, Upper Saddle River, NJ 07458, Phone: [phone] or 201-236-7156, Fax [phone], e-mail: [e-mail]

Editorial/production supervision:

Lisa Iarkowski

Cover designer:

Kimberley Brown

Cover illustration:

John Churchman

Buyer:

Alexis R. Heydt

Acquisitions editors:

Gregory G. Doench/Phyllis Eve Bregman

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SunSoft Press

A Prentice Hall Title